Frequency Relay T3000

The Frequency Relay T3000 is intended for effective frequency monitoring on generators, busbars or other distribution systems.

Frequency Relay T3000


The SELCO T3000 is intended for effective frequency surveillance on generators, busbar or other distribution systems. The relay contains the functions “under frequency” and “over frequency” time delayed, and 2 individual output relays, one relay for each function.



    • Price competitive due to combined functions
    • Visual indication of power, pick-up and relay tripping on both relays
    • High prection digital countdown timer for delayed output
    • Accepts high supply voltage variations: 70-110%

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